anterior knee pain chondromalacia patellae
Conditions
Interventions
80 participants will be randomly assigned to the treatment or placebo group.
Both groups will receive a home-based exercise program. In addition, the
treatment group receives custom-made insoles and
Sponsors
Universitair Medisch Centrum Groningen
Eligibility
Age
18 Years to 99 Years
Inclusion criteria
Inclusion criteria: - Age 18-40 years - athletes sporting at least three hours a week pre-injury - clinical diagnosis of patellofemoral pain syndrome: insidious onset of anterior or retropatellar knee pain lasting longer than six weeks and provoked by at least two of the following activities: prolonged sitting or kneeling, squatting, running, hopping/jumping, climbing stairs; tenderness upon palpation of the patella, and worst pain over the previous week of at least 3 out of 10 on a 10-point numerical rating scale.
Exclusion criteria
Exclusion criteria: - A traumatic origin - Concomitant injury or pain form the hip, lumbar spine, or other knee structures (like intra-articular pathology of the knee, Osgood Schlatter*s disease, bursitis and patellar tendinopathy) - Previous knee surgery - Patellofemoral instability - Knee joint effusion - Previous treatment with insoles or physiotherapy in the preceding 12 months
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| General pain severity over the preceding week after 12 weeks from baseline, measured on a numeric rating scale (NRS). | — |
Secondary
| Measure | Time frame |
|---|---|
| - experience of pain (using a NRS) and impairment (using a Likert scale) on activities of daily living, on work/study and on sporting activities over the preceding week - self-reported recovery (using a Likert scale) - functional disability (using the Anterior Knee Pain scale) - participants pain experience (using two questionnaires: SCL-90 and POMS) - satisfaction with the custom-made insoles based on comfort | — |
Countries
Netherlands
Outcome results
None listed